Home / 161,708.55-242,562.83-154,450.95

Finding the Fourth Proportional to 161,708.55, 242,562.83 and 154,450.95

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Solution

The fourth proportional to 161,708.55, 242,562.83 and 154,450.95 is: 231,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,708.55 : 242,562.83 = 154,450.95 : x
  2. Step 2: Convert to fraction form
    161,708.55/242,562.83 = 154,450.95/x
  3. Step 3: Cross multiply
    161,708.55x = 242,562.83 × 154,450.95
  4. Step 4: Simplify right side
    161,708.55x = 37,464,058,755.93
  5. Step 5: Solve for x
    x = 37,464,058,755.93/161,708.55
  6. Step 6: Final answer
    x = 231,676.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.